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Create your own Input Box

Posted By:Deepika Haridas       Posted Date: September 22, 2009    Points: 10    Category: Visual Studio    URL: http://www.dotnetspark.com  
 

Windows Forms : Input box



Simple code to create your own Input-box.


using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;

///
/// Summary description for frmInputBox.
///

public class frmInputBox : System.Windows.Forms.Form
{
private string _title = "Title";
private string _prompt = "Please enter in a value:";
private string _inputValue = string.Empty;

private System.Windows.Forms.Label lblPrompt;
private System.Windows.Forms.TextBox txtInput;
private System.Windows.Forms.Button cmdOK;
private System.Windows.Forms.Button cmdCancel;

///
/// Required designer variable.
///

private System.ComponentModel.Container components = null;

public frmInputBox()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();

SetValues();
}

public frmInputBox(string prompt, string title, string inputValue)
{
//
// Required for Windows Form Designer support
//
InitializeComponent();

this._title = title;
this._prompt = prompt;
this._inputValue = inputValue;

SetValues();
}

private void SetValues()
{
this.Text = this._title;
this.lblPrompt.Text = this._prompt;
this.txtInput.Text = this._inputValue;
}

///
/// Clean up any resources being used.
///

protected override void Dispose( bool disposing )
{
if( disposing )
{
if(components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}

#region Windows Form Designer generated code
///
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
///

private void InitializeComponent()
{
this.lblPrompt = new System.Windows.Forms.Label();
this.txtInput = new System.Windows.Forms.TextBox();
this.cmdOK = new System.Windows.Forms.Button();
this.cmdCancel = new System.Windows.Forms.Button();
this.SuspendLayout();
//
// lblPrompt
//
this.lblPrompt.Location = new System.Drawing.Point(8, 8);
this.lblPrompt.Name = "lblPrompt";
this.lblPrompt.Size = new System.Drawing.Size(344, 56);
this.lblPrompt.TabIndex = 0;
this.lblPrompt.Text = "Please enter in a value:";
//
// txtInput
//
this.txtInput.Location = new System.Drawing.Point(8, 80);
this.txtInput.Name = "txtInput";
this.txtInput.Size = new System.Drawing.Size(416, 20);
this.txtInput.TabIndex = 1;
this.txtInput.Text = "";
//
// cmdOK
//
this.cmdOK.DialogResult = System.Windows.Forms.DialogResult.OK;
this.cmdOK.Location = new System.Drawing.Point(360, 8);
this.cmdOK.Name = "cmdOK";
this.cmdOK.TabIndex = 2;
this.cmdOK.Text = "OK";
this.cmdOK.Click += new System.EventHandler(this.cmdOK_Click);
//
// cmdCancel
//
this.cmdCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
this.cmdCancel.Location = new System.Drawing.Point(360, 40);
this.cmdCancel.Name = "cmdCancel";
this.cmdCancel.TabIndex = 3;
this.cmdCancel.Text = "Cancel";
this.cmdCancel.Click += new System.EventHandler(this.cmdCancel_Click);
//
// frmInputBox
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(440, 109);
this.Controls.Add(this.cmdCancel);
this.Controls.Add(this.cmdOK);
this.Controls.Add(this.txtInput);
this.Controls.Add(this.lblPrompt);
this.KeyPreview = true;
this.MaximizeBox = false;
this.MaximumSize = new System.Drawing.Size(448, 136);
this.MinimizeBox = false;
this.MinimumSize = new System.Drawing.Size(448, 136);
this.Name = "frmInputBox";
this.ShowInTaskbar = false;
this.SizeGripStyle = System.Windows.Forms.SizeGripStyle.Hide;
this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
this.Text = "Title";
this.Activated += new System.EventHandler(this.frmInputBox_Activated);
this.ResumeLayout(false);
this.KeyDown += new KeyEventHandler(frmInputBox_KeyDown);

}
#endregion

private void frmInputBox_Activated(object sender, EventArgs e)
{
this.txtInput.Focus();
this.txtInput.SelectAll();
}

private void cmdOK_Click(object sender, System.EventArgs e)
{
this._inputValue = txtInput.Text;
this.Close();
}

private void cmdCancel_Click(object sender, System.EventArgs e)
{
this.Close();
}

public string InputValue
{
get { return this._inputValue; }
set { this._inputValue = value; }
}

public string Title
{
get { return this._title; }
set { this._title = value; }
}

public string Prompt
{
get { return this._prompt; }
set { this._prompt = value; }
}

public static string InputBox(string prompt, string title, string inputValue)
{
string retVal = string.Empty;

frmInputBox frm = new frmInputBox(prompt, title, inputValue);
if(frm.ShowDialog() == DialogResult.OK)
retVal = frm.InputValue;

frm.Dispose();

return retVal;
}

private void frmInputBox_KeyDown(object sender, KeyEventArgs e)
{
if(e.KeyData == Keys.Enter)
cmdOK_Click(sender, EventArgs.Empty);
else if(e.KeyData == Keys.Escape)
cmdCancel_Click(sender, EventArgs.Empty);
}
}


For More details visit my Blog : http://angeldeeps.blogspot.com


     

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